PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

110365Valve,check

Sealco Air Controls Inc · NSN 4820-01-540-5220 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-540-5220 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-540-5220. Primary manufacturer part number: 110365.
Features
  • Valve,check — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Sealco Air Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-540-5220, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Sealco Air Controls Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-540-5220
Primary Part Number110365
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSealco Air Controls Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5930-00-469-2922260-0677-00 INTERCHANGEABLE
Switch,thermostatic
Tektronix, Inc.
4810-00-545-9110 INTERCHANGEABLE
Valve,solenoid
4710-00-920-1670110365 INTERCHANGEABLE
Tube and Hose,fuel
Smiths Tubular Systems-Laconia, Inc.
Cross-Reference Index
Part NumberManufacturer
110365 PRIMARY Sealco Air Controls Inc (USA)
Related Parts
5930-00-469-2922INTERCHANGEABLE
SWITCH,THERMOSTATIC
260-0677-00
4810-00-545-9110INTERCHANGEABLE
VALVE,SOLENOID
4710-00-920-1670INTERCHANGEABLE
TUBE AND HOSE,FUEL
110365

Frequently Asked Questions

What is NSN 4820-01-540-5220?

NSN 4820-01-540-5220 is a Valve,check, manufactured by Sealco Air Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-540-5220?

NSN 4820-01-540-5220 has 1 cross-referenced part number: 110365 (Sealco Air Controls Inc).

What NSN replaces 4820-01-540-5220?

There are 3 known substitutes for 4820-01-540-5220: 5930-00-469-2922, 4810-00-545-9110, 4710-00-920-1670. Verify interchangeability with system specifications before substitution.

What are the specifications of 110365?

Key specifications for 110365: End Item Identification: NSN: 2330-01-497-0706; Special Features: PORT SIZES (NPT): CONTROL 3/8",RESERVOIR 1/2",DELIVERY 3/8"; NOMINAL CRACK PRESSURE 1.5 PSI; Part Name Assigned by Controlling Agency: SERVICE RELAY VALVES. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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